import axios from "axios";
import router from "../router";
import { ElMessage } from "element-plus";
// create an axios instance
const service = axios.create({
  baseURL: '/api', // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 50000, // request timeout
});

// request interceptor
service.interceptors.request.use(
  (config) => {
    // do something before request is sent
    // 在请求头放如token
    const userInfo = JSON.parse(localStorage.getItem("userInfo")) || {};

    config.headers["Token"] = userInfo.token || "";

    return config;
  },
  (error) => {
    // do something with request error
    console.log(error); // for debug
    return Promise.reject(error);
  }
);

// response interceptor
service.interceptors.response.use(
  (response) => {
    console.log(response, "response");

    const res = response.data;

    // 判断接口状态码 如果是 403 就跳转到登录页面

    // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 20000 && res.code != undefined) {
      ElMessage({
        message: res.msg || "Error",
        type: "error",
        duration: 5 * 1000,
      });

      // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
      if (res.code === 50008 || res.code === 50012 || res.code === 50014) {

      }
      return Promise.reject(new Error(res.message || "Error"));
    } else {
      return res;
    }
  },
  (error) => {
    console.log(error.response.status);

    if (error.response.status == 403) {
      ElMessage({
        message: "登录过期,请重新登录",
        type: "error",
        duration: 5 * 1000,
      });

      sessionStorage.clear();

      // 跳转到登录页面
      router.push("/");
    } else {
      ElMessage({
        message: error.message,
        type: "error",
        duration: 5 * 1000,
      });
    }

    return Promise.reject(error);
  }
);

export default service;
